The PKD-DK0856-500GB kit includes an 8 Channel H.264 standalone DVR with 500 GB HD and 4 color security cameras providing everything you need to have your surveillance system up and running. The DVR is an 8 channel, fully integrated, real time, and hardware based standalone DVR with With network access, VGA video output, and USB2.0 backup. The cameras included in the kit are 1/4" color CMOS IR night vision metal bullet cameras. All cables and power supplies are included. standalone DVR is based on an embedded Linux operating system and includes a remote control for easy setup and operation. It has network access, VGA video output, and USB2.0 backup. The cameras included in the kit are 1/4" color CMOS IR night vision metal bullet cameras. All cables and power supplies are included.